Asus Z97 A motherboard and 5th generation processir

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Broadwell was effectively cancelled for Desktops, only two Broadwell chips were ever released on a desktop platform, the i5 5675C and i7 5775C. They're clocked lower than the Haswell Refresh unlocked i5 and i7 and the IPC boost from Broadwell was pretty minimal, so not much of a performance gain. The big selling feature the two Broadwell CPUs have is much better integrated graphics compared to Haswell refresh or even current Skylake desktop offerings. The better integrated graphics do come at a big price premium due to the expensive ESRAM embedded on the CPU, so the Broadwell CPUs really aren't worth getting unless you need to build your system to consume as little power as possible or need it to be so compact that fitting a dedicated...
For Z97 mobos the 5th Generation, Broadwell, is compatible. But I'd probably just look into 4th gen instead. really not much difference.
https://en.wikipedia.org/wiki/Broadwell_(microarchitecture)

But I'd just get the i5-4690k, for gaming you don't need a i7.
 
Broadwell was effectively cancelled for Desktops, only two Broadwell chips were ever released on a desktop platform, the i5 5675C and i7 5775C. They're clocked lower than the Haswell Refresh unlocked i5 and i7 and the IPC boost from Broadwell was pretty minimal, so not much of a performance gain. The big selling feature the two Broadwell CPUs have is much better integrated graphics compared to Haswell refresh or even current Skylake desktop offerings. The better integrated graphics do come at a big price premium due to the expensive ESRAM embedded on the CPU, so the Broadwell CPUs really aren't worth getting unless you need to build your system to consume as little power as possible or need it to be so compact that fitting a dedicated graphics card would be difficult to impossible.
 
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